Monitoring system



FIG. 1 is a top perspective view of a monitoring system in accordance with an embodiment of the present design;

FIG. 2 is a front side view of the monitoring system of FIG. 1;

FIG. 3 is a rear side view of the monitoring system of FIG. 1;

FIG. 4 is a right side view of the monitoring system of FIG. 1;

FIG. 5 is a left side view of the monitoring system of FIG. 1;

FIG. 6 is a top plan view of the monitoring system of FIG. 1; and,

FIG. 7 is a bottom plan view of the monitoring system of FIG. 1.

The broken lines shown in FIGS. 1-7 are for illustration purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a monitoring system, as shown and described. 